Difference between @Component and @Service.
Sr Java Developer Interview Questions
5,538 sr java developer interview questions shared by candidates
Executor Service Future Interface Stream API programs
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Questions were around microservices, exception handling , core java , design patterns and system design
streams, lambda, functional interface, concurrency in java
Core java concept and live problems solution
1. Data structures and algorithms 2. Functions in Java 3. Have you built a Java web application project? 4. Java servlets, JSP 5. Exception handling, errors and garbage collection
1. What is the difference between ArrayList and LinkedList? 2. What is the advantage of the Properties file? 3. How is the safety of a thread achieved? 4. How to implement the producer-consumer problem by using BlockingQueue? 5. What is the lock interface in Concurrency API in Java? 6. In Java 8, what is Method Reference? 7. How to find the third element from the end in a linked list in one pass?
Questions: a. What is Eden and survivor space in a heap? b. How to analyze Java memory issues? c. Java inner classes and functions d. Can you list serialization methods? e. Some coding questions like guessing the output f. Describe a time when you felt stressed or overwhelmed. How did you handle it? g. How do you determine what amount of time is reasonable for a task? h. Code writing for a situation
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